Touch ID is not outdated technology. It's just a different, secure way to authenticate. They are phasing it out on their phones in order to have an "all screen" experience. Macs are different devices. Hands are on the keyboards all the time, so Touch ID is reasonable there. But that said, I think Face ID on Macs makes perfect sense, until people start getting paranoid and taping over the camera area. --- Post Merged, Jan 26, 2019 --- Why? If you're set up properly, that generated password gets stored into iCloud Keychain, and you never need to worry about it again. It's magically available on all of your Apple devices. Grab your phone and you can log into that same website without knowing the password. The days of users choosing their own passwords is behind us. And you do have control over this new feature. It's entirely optional.